(clings. Sexily.)
Hmm. Potentially possible... but as people said earlier, he IS capable of change... it's likely he does comprehend the ideas of good and such, but despises them...
Then again, truly sociopathic humans, AFAIK, don't understand virtuous behaviour. So it's likely he wouldn't either.
....in conclusion, I haven't a clue. Yet I managed to tack my sexy clinging onto an on-topic post.